AU7083301A - Diffractive device - Google Patents

Diffractive device

Info

Publication number
AU7083301A
AU7083301A AU7083301A AU7083301A AU7083301A AU 7083301 A AU7083301 A AU 7083301A AU 7083301 A AU7083301 A AU 7083301A AU 7083301 A AU7083301 A AU 7083301A AU 7083301 A AU7083301 A AU 7083301A
Authority
AU
Australia
Prior art keywords
diffractive device
diffractive
device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
AU7083301A
Inventor
John Drinkwater
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Optaglio Ltd
Original Assignee
Optaglio Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to GB0017618A priority Critical patent/GB0017618D0/en
Priority to GB0020724A priority patent/GB0020724D0/en
Application filed by Optaglio Ltd filed Critical Optaglio Ltd
Priority to PCT/GB2001/003186 priority patent/WO2002006858A2/en
Publication of AU7083301A publication Critical patent/AU7083301A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/0001Light guides specially adapted for lighting devices or systems
    • G02B6/0011Light guides specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033Means for improving the coupling-out of light from the light guide
    • G02B6/005Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0051Diffusing sheet or layer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30Identification or security features, e.g. for preventing forgery
    • B42D25/328Diffraction gratings; Holograms
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/006General building constructions or finishing work for buildings, e.g. roofs, gutters, stairs or floors; Garden equipment; Sunshades or parasols
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/02Diffusing elements; Afocal elements
    • G02B5/0205Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0252Diffusing elements; Afocal elements characterised by the diffusing properties using holographic or diffractive means
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/02Diffusing elements; Afocal elements
    • G02B5/0268Diffusing elements; Afocal elements characterized by the fabrication or manufacturing method
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/02Diffusing elements; Afocal elements
    • G02B5/0273Diffusing elements; Afocal elements characterized by the use
    • G02B5/0284Diffusing elements; Afocal elements characterized by the use used in reflection
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/18Diffraction gratings
    • G02B5/1861Reflection gratings characterised by their structure, e.g. step profile, contours of substrate or grooves, pitch variations, materials
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infra-red or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/0005Adaptation of holography to specific applications
    • G03H1/0011Adaptation of holography to specific applications for security or authentication
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infra-red or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H1/024Hologram nature or properties
    • G03H1/0244Surface relief holograms
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infra-red or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/26Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • G03H1/2645Multiplexing processes, e.g. aperture, shift, or wavefront multiplexing
    • G03H1/265Angle multiplexing; Multichannel holograms
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/0001Light guides specially adapted for lighting devices or systems
    • G02B6/0011Light guides specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033Means for improving the coupling-out of light from the light guide
    • G02B6/0035Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0038Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/0001Light guides specially adapted for lighting devices or systems
    • G02B6/0011Light guides specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033Means for improving the coupling-out of light from the light guide
    • G02B6/0058Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infra-red or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04Processes or apparatus for producing holograms
    • G03H1/0402Recording geometries or arrangements
    • G03H2001/0439Recording geometries or arrangements for recording Holographic Optical Element [HOE]
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infra-red or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04Processes or apparatus for producing holograms
    • G03H1/18Particular processing of hologram record carriers, e.g. for obtaining blazed holograms
    • G03H2001/187Trimming process, i.e. macroscopically patterning the hologram
    • G03H2001/188Demetallisation, i.e. removing the enhancing metallic layer
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infra-red or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2249Holobject properties
    • G03H2001/2263Multicoloured holobject
    • G03H2001/2265Achromatic holobject
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infra-red or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2249Holobject properties
    • G03H2001/2263Multicoloured holobject
    • G03H2001/2268Rainbow hologram
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infra-red or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/26Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • G03H1/30Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique discrete holograms only
    • G03H2001/303Interleaved sub-holograms, e.g. three RGB sub-holograms having interleaved pixels for reconstructing coloured holobject
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2250/00Laminate comprising a hologram layer
    • G03H2250/36Conform enhancement layer
AU7083301A 2000-07-18 2001-07-16 Diffractive device Pending AU7083301A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0017618A GB0017618D0 (en) 2000-07-18 2000-07-18 Diffractive device1
GB0020724A GB0020724D0 (en) 2000-07-18 2000-08-22 Diffractive device
PCT/GB2001/003186 WO2002006858A2 (en) 2000-07-18 2001-07-16 Achromatic diffractive device

Publications (1)

Publication Number Publication Date
AU7083301A true AU7083301A (en) 2002-01-30

Family

ID=26244678

Family Applications (1)

Application Number Title Priority Date Filing Date
AU7083301A Pending AU7083301A (en) 2000-07-18 2001-07-16 Diffractive device

Country Status (6)

Country Link
US (2) US20040032659A1 (en)
EP (2) EP1804091B1 (en)
AT (1) AT338292T (en)
AU (1) AU7083301A (en)
DE (1) DE60122735T2 (en)
WO (1) WO2002006858A2 (en)

Families Citing this family (103)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10150293B4 (en) * 2001-10-12 2005-05-12 Ovd Kinegram Ag Security element
US7497240B2 (en) * 2001-12-19 2009-03-03 The Goodyear Tire & Rubber Company Tire including projections having sides of unequal length and an undercut extending beneath the apex
US7221512B2 (en) 2002-01-24 2007-05-22 Nanoventions, Inc. Light control material for displaying color information, and images
GB0202646D0 (en) 2002-02-05 2002-03-20 Optaglio Ltd Secure hidden data protection optically variable label
US20040099740A1 (en) * 2002-11-25 2004-05-27 Chresand Thomas J. Merchandising components for authenticating products, and combinations and methods utilizing the same
US20040102903A1 (en) * 2002-11-27 2004-05-27 Graessle Josef A. Biological growth plate scanner
US7351574B2 (en) * 2002-11-27 2008-04-01 3M Innovative Properties Company Loading and ejection systems for biological growth plate scanner
US20040101954A1 (en) 2002-11-27 2004-05-27 Graessle Josef A. Back side plate illumination for biological growth plate scanner
TWI289708B (en) * 2002-12-25 2007-11-11 Qualcomm Mems Technologies Inc Optical interference type color display
JP4411030B2 (en) * 2003-07-22 2010-02-10 キヤノン株式会社 Projection display
GB2404991A (en) * 2003-08-09 2005-02-16 Sharp Kk LCD device having at least one viewing window
US7298886B2 (en) * 2003-09-05 2007-11-20 3M Innovative Properties Company Counting biological agents on biological growth plates
GB0326079D0 (en) * 2003-11-07 2003-12-10 Rue De Int Ltd Security device
US7342705B2 (en) 2004-02-03 2008-03-11 Idc, Llc Spatial light modulator with integrated optical compensation structure
CZ2004869A3 (en) * 2004-08-06 2006-03-15 Optaglio S. R .O. Method of making three-dimensional picture, diffraction element and method for making thereof
US7416776B2 (en) * 2004-09-02 2008-08-26 3M Innovative Properties Company Substrates with multiple images
US20060046159A1 (en) * 2004-09-02 2006-03-02 Emslander Jeffrey O Methods of manufacturing substrates with multiple images
US8114502B2 (en) * 2004-09-02 2012-02-14 3M Innovative Properties Company Substrates with multiple images
US7446940B2 (en) * 2004-09-02 2008-11-04 3M Innovative Properties Company Substrates with multiple images and methods of use
US7404997B2 (en) * 2004-09-02 2008-07-29 3M Innovative Properties Company Substrates with multiple images
US7813026B2 (en) * 2004-09-27 2010-10-12 Qualcomm Mems Technologies, Inc. System and method of reducing color shift in a display
US7630123B2 (en) * 2004-09-27 2009-12-08 Qualcomm Mems Technologies, Inc. Method and device for compensating for color shift as a function of angle of view
US7508571B2 (en) * 2004-09-27 2009-03-24 Idc, Llc Optical films for controlling angular characteristics of displays
US7594976B2 (en) * 2005-05-13 2009-09-29 3M Innovative Properties Company Methods of manufacturing substrates
US7330258B2 (en) * 2005-05-27 2008-02-12 Innovative Technical Solutions, Inc. Spectrometer designs
DE102005027380B4 (en) * 2005-06-14 2009-04-30 Ovd Kinegram Ag The security document
US7679828B2 (en) * 2005-06-29 2010-03-16 Reflexite Corporation Method and apparatus for aperture sculpting in a microlens array film
US20070019434A1 (en) * 2005-07-22 2007-01-25 Eastman Kodak Company Turning film having variable pitch
US7427765B2 (en) 2005-10-03 2008-09-23 Jeol, Ltd. Electron beam column for writing shaped electron beams
US7830573B2 (en) 2005-11-03 2010-11-09 Stamper Technologies, Inc. Method and system for producing multiple images in a single image plane using diffraction
GB0524560D0 (en) * 2005-12-01 2006-01-11 Optaglio Ltd Optical security device
US7411735B2 (en) * 2005-12-06 2008-08-12 3M Innovative Property Company Illumination system incorporating collimated light source
DE102005061749A1 (en) * 2005-12-21 2007-07-05 Giesecke & Devrient Gmbh Optically variable security element for making valuable objects safe has an achromatic reflecting micro-structure taking the form of a mosaic made from achromatic reflecting mosaic elements
US7440052B2 (en) * 2006-02-13 2008-10-21 Hewlett-Packard Development Company, L.P. Optical device with light attenuation and gain
US7697137B2 (en) * 2006-04-28 2010-04-13 Corning Incorporated Monolithic Offner spectrometer
EP2024767A4 (en) 2006-06-02 2010-08-04 Electro Scient Ind Inc Process for optically transparent via filling
US8394301B2 (en) * 2006-06-02 2013-03-12 Electro Scientific Industries, Inc. Process for forming panel with an optically transmissive portion and products related thereto
IL176673D0 (en) * 2006-07-03 2007-07-04 Fermon Israel A variably displayable mobile device keyboard
US7845841B2 (en) * 2006-08-28 2010-12-07 Qualcomm Mems Technologies, Inc. Angle sweeping holographic illuminator
US8107155B2 (en) * 2006-10-06 2012-01-31 Qualcomm Mems Technologies, Inc. System and method for reducing visual artifacts in displays
WO2008045207A2 (en) 2006-10-06 2008-04-17 Qualcomm Mems Technologies, Inc. Light guide
US7855827B2 (en) 2006-10-06 2010-12-21 Qualcomm Mems Technologies, Inc. Internal optical isolation structure for integrated front or back lighting
EP2069838A2 (en) * 2006-10-06 2009-06-17 Qualcomm Mems Technologies, Inc. Illumination device with built-in light coupler
KR20150014978A (en) 2006-10-06 2015-02-09 퀄컴 엠이엠에스 테크놀로지스, 인크. Display device, and method of forming display
WO2008045462A2 (en) * 2006-10-10 2008-04-17 Qualcomm Mems Technologies, Inc. Display device with diffractive optics
US7864395B2 (en) * 2006-10-27 2011-01-04 Qualcomm Mems Technologies, Inc. Light guide including optical scattering elements and a method of manufacture
KR101270165B1 (en) 2006-12-29 2013-05-31 삼성디스플레이 주식회사 Reflection and transmission type of display panel and display apparatus employing the same
JP4306779B2 (en) * 2007-01-12 2009-08-05 エプソンイメージングデバイス株式会社 Display device
JP5010527B2 (en) * 2007-06-04 2012-08-29 住友化学株式会社 Light guide plate unit, surface light source device, and liquid crystal display device
WO2009006747A1 (en) * 2007-07-12 2009-01-15 Heptagon Oy Optical element, illumination system and method of designing an optical element
US8068710B2 (en) * 2007-12-07 2011-11-29 Qualcomm Mems Technologies, Inc. Decoupled holographic film and diffuser
US8721149B2 (en) 2008-01-30 2014-05-13 Qualcomm Mems Technologies, Inc. Illumination device having a tapered light guide
US8348489B2 (en) * 2008-01-30 2013-01-08 Qualcomm Mems Technologies, Inc. Thin illumination system
WO2009102731A2 (en) 2008-02-12 2009-08-20 Qualcomm Mems Technologies, Inc. Devices and methods for enhancing brightness of displays using angle conversion layers
WO2009102671A2 (en) * 2008-02-12 2009-08-20 Qualcomm Mems Technologies, Inc. Dual layer thin film holographic solar concentrator/collector
BRPI0906086A2 (en) * 2008-03-04 2015-07-07 3M Innovative Properties Co Computer readable method, systems and media.
US8417013B2 (en) * 2008-03-04 2013-04-09 3M Innovative Properties Company Information management in automated processing of biological growth media
US8049951B2 (en) 2008-04-15 2011-11-01 Qualcomm Mems Technologies, Inc. Light with bi-directional propagation
US20090323144A1 (en) * 2008-06-30 2009-12-31 Qualcomm Mems Technologies, Inc. Illumination device with holographic light guide
US9128235B2 (en) * 2008-08-11 2015-09-08 Greenlux Finland Oy Optical light diffuser component having a substrate with optical structures and optical coatings and a method for manufacturing the same
EP2161598B1 (en) * 2008-09-05 2017-03-15 Viavi Solutions Inc. An Optical Device Exhibiting Color Shift upon Rotation
KR20110069071A (en) * 2008-09-18 2011-06-22 퀄컴 엠이엠스 테크놀로지스, 인크. Increasing the angular range of light collection in solar collectors/concentrators
DE102008049407A1 (en) 2008-09-29 2010-04-01 Carl Zeiss Ag Display device and display method
KR101542915B1 (en) * 2008-10-10 2015-08-07 퀄컴 엠이엠에스 테크놀로지스, 인크. Distributed illumination system
KR20110081270A (en) * 2008-10-10 2011-07-13 퀄컴 엠이엠스 테크놀로지스, 인크. Distributed lighting control system
GB0821872D0 (en) * 2008-12-01 2009-01-07 Optaglio Sro Optical device offering multiple pattern switch and/or colour effect and method of manufacture
US20100177390A1 (en) * 2008-12-03 2010-07-15 Robert Hutchins Wavelength dependent optical elements and applications thereof
US8231257B2 (en) * 2009-01-13 2012-07-31 Qualcomm Mems Technologies, Inc. Large area light panel and screen
RU2567138C2 (en) 2009-03-30 2015-11-10 Боэгли-Гравюр С.А. Method and apparatus for structuring solid body surface coated with solid material using laser
US9156107B2 (en) * 2009-03-30 2015-10-13 Boegli-Gravures S.A. Method and device for structuring the surface of a hard material coated solid body by means of a laser
AU2010234215B2 (en) 2009-04-06 2014-04-10 Reserve Bank Of Australia Security document with an optically variable image and method of manufacture
JP5419540B2 (en) * 2009-05-18 2014-02-19 パナソニック株式会社 Structural color body
KR20120090772A (en) * 2009-05-29 2012-08-17 퀄컴 엠이엠에스 테크놀로지스, 인크. Illumination devices and methods of fabrication thereof
DE102009056934A1 (en) 2009-12-04 2011-06-09 Giesecke & Devrient Gmbh Security element, value document with such a security element and manufacturing method of a security element
DE102010047250A1 (en) 2009-12-04 2011-06-09 Giesecke & Devrient Gmbh Security element, value document with such a security element and manufacturing method of a security element
FR2953965B1 (en) 2009-12-14 2011-11-25 Arjowiggins Security Security element comprising an optical structure
EP2336810A1 (en) * 2009-12-18 2011-06-22 Boegli-Gravures S.A. Method and device for generating colour patterns using a diffraction grating
MTP4301B (en) 2010-03-25 2011-10-26 Securency Int Pty Ltd High refractive index coatings and their use in the protection of surface relief structures
US8524127B2 (en) * 2010-03-26 2013-09-03 Electro Scientific Industries, Inc. Method of manufacturing a panel with occluded microholes
JP5818407B2 (en) * 2010-04-12 2015-11-18 キヤノン株式会社 Light emitting device
US8402647B2 (en) 2010-08-25 2013-03-26 Qualcomm Mems Technologies Inc. Methods of manufacturing illumination systems
US8902484B2 (en) 2010-12-15 2014-12-02 Qualcomm Mems Technologies, Inc. Holographic brightness enhancement film
TWI476483B (en) * 2011-03-31 2015-03-11 Chi Mei Materials Technology Corp Display apparatus and a liquid crystal display device
TWI472841B (en) 2011-03-31 2015-02-11 Chi Mei Materials Technology Corp Display apparatus
DE102011108242A1 (en) 2011-07-21 2013-01-24 Giesecke & Devrient Gmbh Optically variable element, in particular security element
WO2014031117A1 (en) * 2012-08-23 2014-02-27 Empire Technology Development Llc Holographic imaging
DE102012018303A1 (en) * 2012-09-14 2014-03-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Measuring device for luminescence measurement
US10073201B2 (en) 2012-10-26 2018-09-11 Qualcomm Incorporated See through near-eye display
US9945792B2 (en) 2012-12-19 2018-04-17 Kla-Tencor Corporation Generating an array of spots on inclined surfaces
FR3000112B1 (en) 2012-12-20 2015-03-06 Arjowiggins Security Safety structure.
US9366877B2 (en) * 2013-03-13 2016-06-14 Maxim Integrated Proeducts, Inc. Planar diffractive optical element lens and method for producing same
EP2979126A1 (en) * 2013-03-28 2016-02-03 BAE SYSTEMS plc Improvements in and relating to displays
EP2994318B1 (en) 2013-05-09 2019-07-03 Idit Technologies Corp. Nanostructure array diffractive optics for motion and animation display
CN105555543B (en) * 2013-05-10 2017-09-01 纳米技术安全集团 Nano-structure array diffraction optical element for RGB and CMYK colour displays
AU2013100685B4 (en) * 2013-05-21 2013-09-12 Innovia Security Pty Ltd Optical device including vertical pixels
US9519154B2 (en) 2014-05-09 2016-12-13 Pure Depth Limited Diffraction grating for use with a multi-layered display system
US9798066B2 (en) * 2014-08-18 2017-10-24 New Optics, Ltd Display device and light guide plate thereof
TWI547717B (en) * 2015-05-13 2016-09-01 華邦電子股份有限公司 Head-mounted display
TW201732373A (en) * 2016-02-24 2017-09-16 Omron Tateisi Electronics Co Display device
CN105911637B (en) * 2016-07-01 2019-05-03 京东方科技集团股份有限公司 Light guide plate, backlight module and display device
US20180164597A1 (en) * 2016-12-14 2018-06-14 Pure Depth Limited Fixed depth display for vehicle instrument panel
US20180323242A1 (en) * 2017-05-04 2018-11-08 Apple Inc. Display With Nanostructure Angle-of-View Adjustment Structures
RU190048U1 (en) * 2018-12-28 2019-06-17 Общество С Ограниченной Ответственностью "Центр Компьютерной Голографии" Micro-optical system for the formation of 2D images

Family Cites Families (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4206965A (en) * 1976-08-23 1980-06-10 Mcgrew Stephen P System for synthesizing strip-multiplexed holograms
US4421380A (en) * 1980-10-06 1983-12-20 Mcgrew Stephen P Full-color hologram
US4629282A (en) * 1980-11-05 1986-12-16 Mcgrew Stephen P Diffractive color and texture effects for the graphic arts
CH653162A5 (en) * 1981-10-27 1985-12-13 Landis & Gyr Ag DEVICE for currency authentication DOCUMENTS.
US4576439A (en) * 1982-09-15 1986-03-18 Rca Corporation Reflective diffractive authenticating device
CH659433A5 (en) * 1982-10-04 1987-01-30 Landis & Gyr Ag Document with a reflective optical security element.
DE3629578C2 (en) * 1986-08-30 1988-07-28 Hoechst Ag, 6230 Frankfurt, De
US5582434A (en) * 1986-12-15 1996-12-10 Flexcon Company, Inc. Tamper-resistant labeling
EP0360969B1 (en) * 1988-09-30 1993-12-15 Landis & Gyr Business Support AG Diffraction element
FR2639234B1 (en) * 1988-11-21 1994-05-06 Denance Raymond Injection device for medical and veterinary use whose stabilizing sight is for single use and actuates a means as a valve at the needle
AU633862B2 (en) * 1988-12-19 1993-02-11 Reserve Bank Of Australia Diffraction grating
US5138471A (en) * 1990-07-20 1992-08-11 Mcgrew Stephen P Holocomposer
GB9019784D0 (en) * 1990-09-10 1990-10-24 Amblehurst Ltd Security device
WO1992022039A1 (en) * 1991-06-05 1992-12-10 Mikoh Pty. Ltd. Optical memories incorporating diffraction gratings
GB9211123D0 (en) * 1992-05-26 1992-07-08 Amblehurst Ltd Holographic device
US5331443A (en) * 1992-07-31 1994-07-19 Crown Roll Leaf, Inc. Laser engraved verification hologram and associated methods
US5513019A (en) * 1993-04-16 1996-04-30 Crown Roll Leaf, Inc. Semi-transparent reflective layer for a phase hologram
JP2546135B2 (en) * 1993-05-31 1996-10-23 日本電気株式会社 Method of forming semiconductor fine shape, method of manufacturing InP diffraction grating, and method of manufacturing distributed feedback laser
US6088161A (en) * 1993-08-06 2000-07-11 The Commonwealth Of Australia Commonwealth Scientific And Industrial Research Organization Diffractive device having a surface relief structure which generates two or more diffraction images and includes a series of tracks
TW265421B (en) * 1993-11-23 1995-12-11 Commw Scient Ind Res Org
GB9411561D0 (en) * 1994-06-07 1994-08-03 Richmond Holographic Res Stereoscopic display
US5606434A (en) * 1994-06-30 1997-02-25 University Of North Carolina Achromatic optical system including diffractive optical element
EP0712012A1 (en) * 1994-11-09 1996-05-15 International Business Machines Corporation Authentication label and authenticating pattern incorporating diffracting structure and method of fabricating them
US5510171A (en) * 1995-01-19 1996-04-23 Minnesota Mining And Manufacturing Company Durable security laminate with hologram
US5659408A (en) * 1995-05-24 1997-08-19 Polaroid Corporation Reflective image-providing display viewed with holographically diffused ambient light
US6157487A (en) * 1995-11-28 2000-12-05 Ovd Kinegram Ag Optically variable surface pattern
NL1001876C2 (en) * 1995-12-12 1997-06-17 Ing Groep Nv Method for affixing a security badge to an object, such as a bank card, credit card, ID or part of an engine or machine.
US5815292A (en) * 1996-02-21 1998-09-29 Advanced Deposition Technologies, Inc. Low cost diffraction images for high security application
US5804803A (en) * 1996-04-02 1998-09-08 International Business Machines Corporation Mechanism for retrieving information using data encoded on an object
JP2865618B2 (en) * 1996-05-31 1999-03-08 嶋田プレシジョン株式会社 Light guide plate and light guide plate assembly
AUPO289296A0 (en) * 1996-10-10 1996-10-31 Securency Pty Ltd Self-verifying security documents
US6266473B1 (en) * 1997-02-07 2001-07-24 Alliedsignal Inc. Reflective display
US5825475A (en) * 1997-07-29 1998-10-20 Van Leer Metallized Products (Usa) Limited System and method for determining which of a plurality of visually indistinguishable objects have been marked with a covert indicator
JP2986773B2 (en) * 1998-04-01 1999-12-06 嶋田プレシジョン株式会社 Light guide plate for point light source
AU2290301A (en) * 1999-12-23 2001-07-03 Neurok, Llc System and method for the manufacture of a universal reflective-transmissive display
RU2164718C1 (en) * 2000-07-04 2001-03-27 Общество с ограниченной ответственностью "Агентство маркетинга научных разработок" Unit for ion-beam production of nanostructures on the surface of semiconductor plates
AUPR483301A0 (en) * 2001-05-08 2001-05-31 Commonwealth Scientific And Industrial Research Organisation An optical device and methods of manufacture

Also Published As

Publication number Publication date
US20040032659A1 (en) 2004-02-19
EP1804091B1 (en) 2012-02-15
US20050270604A1 (en) 2005-12-08
WO2002006858A2 (en) 2002-01-24
DE60122735D1 (en) 2006-10-12
WO2002006858A3 (en) 2002-04-25
AT338292T (en) 2006-09-15
DE60122735T2 (en) 2007-09-20
EP1804091A2 (en) 2007-07-04
EP1303795A2 (en) 2003-04-23
EP1303795B1 (en) 2006-08-30
EP1804091A3 (en) 2007-07-18

Similar Documents

Publication Publication Date Title
GB2368311B (en) Fixing device
PL350295A1 (en) Compact fuse-disconector
AU6370300A (en) Illumination device
AU7622801A (en) Configurable phontonic device
AU2795901A (en) Polarizing device
GB2367346B (en) Control device
AU8399701A (en) Inhalation device
GB0015034D0 (en) Inhalation device
IL156084D0 (en) Sensing device
AU2212302A (en) Electrostatic device
AU146189S (en) Computing device
PL365773A1 (en) Electro-therapeutic device
GB0119096D0 (en) Control device
AU6770601A (en) Optical device
GB0110364D0 (en) Device
AU8422701A (en) Rehabilitation device
AU1512102A (en) Interface device
AU5826701A (en) Pressing device
GB0114659D0 (en) Device
AU1422102A (en) Optical device
AU8429001A (en) Description
SG101996A1 (en) Filter device
GB0011749D0 (en) Light-eminating devices
GB0015716D0 (en) Devices
HK1043497A2 (en) Drinking device